EveryDay Science Paper- CSS 2013
PART-I


Q.1 Select the best option and fill in the appropriate circle.

1. Who proposed the concept “All motion is relative”?
a. Albert Einstein
b. John Kepler
c. Galileo Galilie
d. None

2. The field of specialization of famous Muslim scientist Abu Usman Aljahiz was:
a. Botany
b. Zoology
c. Astronomy
d. None

3. Albatros is:
a. A sea bird
b. A beetle
c. A fruit
d. None

4. The sunlight can reach a depth of …….. meters in the ocean:
a. 100
b. 80
c. 120
d. None

5. The biggest planet in our solar system is:
a. Venus
b. Pluto
c. Jupiter
d. None

6. The biggest species of the cat family is:
a. Tiger
b. Lion
c. Leopard
d. None

7. Which group of animals has heterogametic females?
a. Domestic fowl
b. Earthworm
c. Rabbit
d. None

8. The dominant phase of life cycle in these organism is haploid:
a. Mosses
b. Bacteria
c. Protoza
d. None

9. The atmosphere of moon consists of:
a. 90% Hydrogen, 10% Nitrogen
b. 80%Nitrogen, 20% Hydrogen
c. 60% Nitrogen, 40%inert gases
d. None

10. The chemical name of quartz is:
a. Silicon Dioxide
b. Stannous Oxide
c. Aluminium Oxide
d. None

11. Which month of calendar year can lack a new moon?
a. December
b. February
c. May
d. None

12. Deuterium differs from Hydrogen in having:
a. Different atomic number but same atomic weight
b. Different atomic number and different atomic weight
c. Same atomic number and different atomic weight
d. None

13. One of the following is a water soluble vitamin:
a. Vitamin A
b. Vitamin D
c. Vitamin K
d. None

14. Coulomb is the scientific unit to measure:
a. Velocity
b. Temperature
c. Mass
d. None

15. Equator passes through one of these countries:
a. Saudi Arabia
b. Italy
c. Japan
d. None

16. Anti Diuretic hormone is secreted by one of the following glands:
a. Pituitary
b. Pancreas
c. Thyroid
d. None

17. Basha Dam is to be constructed on:
a. River Sutlaj
b. River Jhelum
c. River Chenab
d. None

18. UV light falls in the category of:
a. Ionizing Radiations
b. Non Ionizing Radiation
c. Visible light
d. None

19. The earth’s ……………….is divided into 15 major plates of various sizes:
a. Mesosphere
b. Stratosphere
c. Lithosphere
d. None

20. One of these scientists formulated basic laws of Geometry:
a. Pythagorus
b. Archimedes
c. Aristotle
d. None

21. Phosphorus is an essential component of one of the following biological molecules:
a. Amino acids
b. Nucleic acids
c. Carbohydrates
d. None

22. He was the first scientist to prove that plants move around the sun:
a. Archimedes
b. Galileo Galilei
c. John Kepler
d. None

23. Atom is made up of ........... different kinds of subatomic particles:
a. Three
b. Two
c. Four
d. None

24. Uranium is best used as nuclear fuel in one of the following forms:
a. U 235
b. U 237
c. U 238
d. None

25. The alpha particles are compact clusters of:
a. Electron and Proton
b. Two Protons and two Neutrons
c. Three protons and three Neutrons
d. None

26. The Beta particles are fast moving
a. Protons
b. Electrons
c. Neutrons
d. None

27. One of the following countries produces maximum energy from atomic reactors:
a. France
b. USA
c. UK
d. none

28. The unit to measure the quantity of Ozone in atmosphere is
a. Dobson
b. Dalton
c. Cuolomb
d. none

29. The severity of 2005 earthquake in Pakistan on Richter scale was
a. 6.9
b. 7.6
c. 7.1
d. none

30. Geiger-Muller counter is used to detect:
a. Protons
b. Neutrons
c. Photons
d. none

31. Vacuum tubes have been replaced by:
a. Conductors
b. Diodes
c. Transistors

32. Dacron is
a. Polyethylene
b. Epoxy
c. Polyamide
d. none

33. It is a secondary plant nutrient:
a. Nitrogen
b. Phosphorus
c. Sulphur
d. none

34. An area of microbiology that is concerned with the occurence of disease in human population is
a. Immunology
b. Paracitology
c. Epidemiology
d. none

35. The number of electrons of a neutral atom is automatically known if one knows the:
a. Atomic number
b. Atomic weight
c. Number of orbitals
d. none

36. Which of the following is not an enzyme?
a. Chemotrypsin
b. Secretin
c. Pepsin
d. none

37. It is impossible for a type of O+ baby to have a type of .............. mother:
a. AB-
b. O-
c. O+
d. none

38. Serum if blood plasma minus its:
a. Calcium ions
b. Clotting proteins
c. Globulins
d. none

39. The autonomic nervous system innervates all of these except:
a. Cardiac muscles
b. Skeletal muscles
c. Smooth muscles
d. none

40. The damage to the .............. nerve could result in the defect of the eye movement:
a. Optic
b. Trigeminal
c. Abducens
d. none

41. Which of these is not a region of the spinal cord?
a. Thoracic
b. Pelvic
c. Lumbar
d. none

42. The shape of the external ear is due to:
a. Elastic cartilage
b. Fibrocartilage
c. Articular cartilage
d. none

43. The external surface of the stomach is covered by
a. Mucosa
b. Serosa
c. Parietal peritoneum
d. none

44. Which of the following is not a human organ system?
a. Integumentary
b. Muscular
c. Epithelical
d. none

45. Which of the following does not vary predictably with the depth of the aquatic environment?
a. Salinity
b. Temperature
c. Penetration by sunlight
d. none



46. The quantity of available nutrients .............from the lower levels of the energy pyramids to the higher ones.
a. Increases
b. decreases
c. remains stable
d. none

47. Which of the following is not a major sub division of the biosphere?
a. Hydrosphere
b. Stratosphere
c. Lithosphere
d. none

48. Vaccination is synonomyous with .............. immunity.
a. Natural active
b. Artificial passive
c. Artificial active
d. none

49. When a patient's immune system becomes reactive to a drug, this is an example of:
a. Super infection
b. Drug resistance
c. Allergy
d. none

50. What is the smallest unit of heredity?
a. Chromosomes
b. Gene
c. Nucleotides
d. none

Part-II

Attempt only FIVE Questions

Q.No.2. (a) “The flood disaster in Pakistan is caused by the follies of humans”.comment (5)
(b) State the message of “The Earth Hour Movement”. (5)

Q.No.3. (a) Porifera is an ancient group of animals from Cambrian period. What is the cause of their survival/success? (5)
(b) How heavy water differs from ordinary water and what is its use in Atomic Reactor? (5)

Q.No.4. What part do antibiodies play in allergic reaction? How vaccination can be helpful in its control/prevention? (10)

Q.No.5. (a) Differentiate between Renewable and Non-renewable sources of energy. Give examples of each one of them. (5)
(b) Why Nuclear Energy is being preferred in developed countries and why are we lagging behind in this important source of energy? (5)

Q.No.6. (a) What is Nanotechnology and what are its use? (5)
(b) Briefly explain the differences between Chemotherapy and Radiotherapy. (5)

Q.No.7. Write Comprehensive note on:
(a) LASER and their use (5)
(b) OPTIC FIBRES and their importance in modern telecom system (5)

Q.No.8. Write all that you know about Pesticides. How are they classified by agronomists? (10)

Q.No.9. Write note on:
(a) Biotechnology (5)
(b) Global Warming (5)